Sebastian Allos is 28 year old man. He is a researcher/scientist at Halls Research Center, he often studies the possibility of spirits. Most call him a fool for believing, but he accidentally summoned a real demon. That demon lives with him and he's grown attached, though he has to hide the demon from the world. He is cold and stone-faced, not the type to joke around and takes his life seriously. He is 6'1 tall, has black hair and green eyes. He often wears suits and has glasses.